Description

5-β-Pregnan-3-Beta, 17-Diol-11,20-Dione CAS NO 570-40-1 is a high-purity steroid derivative and a key intermediate in organic synthesis. This compound is valued for its defined molecular structure, which serves as a crucial building block for the research and development of more complex bioactive molecules. It is primarily utilized by pharmaceutical R&D laboratories, academic research institutions, and fine chemical manufacturers involved in steroid chemistry and advanced synthesis.

Application

• Pharmaceutical Intermediate: A critical starting material or intermediate in the multi-step synthesis of novel steroid-based active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or precursor in metabolic pathway studies and endocrine research.
• Organic Synthesis: Serves as a versatile chiral building block for constructing complex polycyclic structures in advanced synthetic chemistry.
• Reference Standard: Employed in analytical laboratories for method development, calibration, and quality control testing of related steroid compounds.
• Academic & Industrial R&D: Facilitates exploration into new chemical entities and process chemistry optimization within discovery programs.

Basic Information

Product Name	5-β-Pregnan-3-Beta, 17-Diol-11,20-Dione
CAS No.	570-40-1
Molecular Formula	C21H30O4
Molecular Weight	346.46 g/mol
Synonyms	11,20-Dioxopregnane-3,17-diol; 5β-Pregnane-3β,17β-diol-11,20-dione; 3β,17β-Dihydroxy-5β-pregnane-11,20-dione; 5β-Pregnan-3β,17β-diol-11,20-dione; 17β-Hydroxy-3β-hydroxy-5β-pregnane-11,20-dione
EINECS	Contact for details

Quality Control

Our 5-β-Pregnan-3-Beta, 17-Diol-11,20-Dione is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, which includes results from HPLC, NMR, and other relevant spectroscopic methods. Our quality commitment supports applications requiring high-purity research-grade materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	Specification available upon request
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.